import axios from 'axios'
import { Message } from 'element-ui'
import store from '@/store'
import router from '@/router'
// import { getToken } from '@/utils/auth'
// create an axios instance
const service = axios.create({
  // 根路径地址
  baseURL: process.env.VUE_APP_BASE_API,
  timeout: 5000
})

// request interceptor
// 请求拦截器
service.interceptors.request.use(
  config => {
    // 把vuex中的token传入请求体里面
    const token = store.state.user.token
    // 判断这个token是否有值
    if (token) {
      config.headers['Authorization'] = `Bearer ${token}`
    }
    return config
  },
  error => {
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
// 响应拦截器
response => {
  const data = response.data
  if (data.success) {
    return data
  } else {
    return Promise.reject(new Error(data.message))
  }
}
// token过期返回登录页面
error => {
  // 判断token是否过期
  if (error.response && error.response.data && error.response.data.code === 10002) {
    // 如果过期清空token和用户信息
    store.dispatch('logout')
    // 跳转到登陆页
    router.push('/login')
  } else {
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })
  }
  return Promise.reject(error)
}
export default service
// vue初始化老代码
// service.interceptors.response.use(
//   /**
//    * If you want to get http information such as headers or status
//    * Please return  response => response
//   */

//   /**
//    * Determine the request status by custom code
//    * Here is just an example
//    * You can also judge the status by HTTP Status Code
//    */
//   response => {
//     const res = response.data

//     // if the custom code is not 20000, it is judged as an error.
//     if (res.code !== 20000) {
//       Message({
//         message: res.message || 'Error',
//         type: 'error',
//         duration: 5 * 1000
//       })

//       // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
//       if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
//         // to re-login
//         MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
//           confirmButtonText: 'Re-Login',
//           cancelButtonText: 'Cancel',
//           type: 'warning'
//         }).then(() => {
//           store.dispatch('user/resetToken').then(() => {
//             location.reload()
//           })
//         })
//       }
//       return Promise.reject(new Error(res.message || 'Error'))
//     } else {
//       return res
//     }
//   },

// )

